Flora of North America species comparison

The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

Mecardonia procumbens

baby jump-up, yellow-flower waterhyssop
Stems

spreading, prostrate, or ascending, 10–60 cm, glandular.
Leaves

glandular;

blade 10–25 × 6–12 mm, 4–8 times bracts, margins sharply serrate.
Pedicels

ascending, 7–25 mm.
Flowers

calyx lobes equal;

corolla lemon yellow with reddish veins in throat, abaxial lip prominent, adaxial lobes connate nearly to apices;

stamens medially adnate to corolla.
Capsules

4–5 mm.
Seeds

60–80, brown, radial walls of reticulum mamillate.
2n

= 22, 44.

Mecardonia procumbens
Phenology Flowering May–Oct.
Habitat Wetlands, edges of streams, springs and seeps, deserts in upland washes and canyons with moisture.
Elevation 90–1600 m. [300–5200 ft.]
Distribution
map from FNA
AL; AZ; FL; GA; LA; MS; NM; TX; Mexico; Central America [Introduced in Asia (India, Sri Lanka), Africa (Cameroon, Sierra Leone), Australia]
[WildflowerSearch map]
[BONAP county map]
Parent taxa Plantaginaceae > Mecardonia
Sibling taxa
M. acuminata
Synonyms Erinus procumbens, Bacopa procumbens, M. tenuis
Name authority (Miller) Small: Fl. S.E. U.S., 1065, 1338. (1903)
Source FNA vol. 17, p. 275. Treatment author: Adjoa Richardson Ahedor.
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



Type/paste one or more Latin names into the boxes above; matching taxa will show up below the box as you type. You can use the up/down arrow keys to move through the list.

(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Boraginaceae and Polemoniaceae.)

The species comparison tool is brought to you by:
Northwest Wildflowers